{"count":59508,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=ended&page=5892","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=ended&page=5890","results":[{"id":137474,"name":"9x9 Open League #148","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"professional":false,"ui_class":""},"description":"Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-02-22T20:05:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-02-20T19:31:52.824050Z","ended":null,"start_waiting":"2026-02-20T19:31:51.792698Z","board_size":9,"active_round":1,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":10,"ranked":true},{"id":124493,"name":"Golden Lemon Cup - Kyu Tournament 2025","director":{"id":1212052,"username":"Outworlder","country":"_NATO","icon":"https://user-uploads.online-go.com/84cf0c406a41d56c51df2f5052044a61-64.png","ratings":{"version":5,"overall":{"rating":1508.7388348660195,"deviation":63.071418781341606,"volatility":0.059977255436065656}},"ranking":24.437860185810095,"professional":false,"ui_class":"supporter"},"description":"Welcome to the Golden Lemon Cup, a friendly and inclusive correspondence tournament for Kyu players hosted on OGS. This event is designed to bring together Go enthusiasts of all levels, from 25 Kyu to 1 Kyu, in a relaxed yet competitive setting.\n\nThe tournament aims to foster community and provide an enjoyable experience for everyone, whether you're playing to improve your skills, meet fellow Go players, or simply enjoy the timeless challenge of the game. With the McMahon format and no handicaps, players will face evenly-matched opponents in thoughtful, strategic games on the 19x19 board.\n\nWe hope this humble event offers a space to grow, learn, and share your love for Go. Thank you for joining us—may your stones find their perfect place!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"chinese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":14970,"name":"Golden Lemon Cup","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":12,"icon":"https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-64.png"},"auto_start_on_max":false,"time_start":"2025-01-26T13:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2025-01-26T13:00:25.529961Z","ended":null,"start_waiting":"2025-01-26T13:00:22.411082Z","board_size":19,"active_round":3,"icon":"https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-15.png","player_count":94,"ranked":true},{"id":131164,"name":"19x19 Open D.E. Cup #127","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-08-17T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-14T04:59:33.482894Z","ended":null,"start_waiting":"2025-08-14T04:59:33.368511Z","board_size":19,"active_round":4,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":136594,"name":"Correspondence 19x19 RoundRobin 2026-01-22 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Site-wide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260427T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-04-27T19:00:35.076545Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-04-30T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-01-22T19:00:04.593876Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-22T19:00:05.541785Z","ended":null,"start_waiting":"2026-01-22T19:00:04.733409Z","board_size":19,"active_round":1,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":118831,"name":"Go advance forward forever - Kyu rank Warriors tournament D.E. #7","director":{"id":1436588,"username":"Arrow A6 anti-","country":"zz","icon":"https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png","ratings":{"version":5,"overall":{"rating":588.6751839572613,"deviation":80.73457404236709,"volatility":0.0636275307525229}},"ranking":5,"professional":false,"ui_class":""},"description":"All Kyu rank players welcome to joining and play Have Fun Enjoy 🎊\n\nWish all players will get what you want to achieve😎\n\n
","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":false,"group":{"id":13797,"name":" 无间勤碁术化 Go Advance forward forever","summary":"欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":497,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"},"auto_start_on_max":true,"time_start":"2024-08-09T19:00:00Z","players_start":6,"first_pairing_method":"slaughter","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2024-08-09T19:00:08.307415Z","ended":null,"start_waiting":"2024-08-09T19:00:06.457215Z","board_size":19,"active_round":7,"icon":"https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png","player_count":57,"ranked":true},{"id":134608,"name":"9x9 Open D.E. Cup #206","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-11-30T20:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-11-26T06:51:54.801635Z","ended":null,"start_waiting":"2025-11-26T06:51:54.695716Z","board_size":9,"active_round":5,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":8,"ranked":true},{"id":90897,"name":"S.E. 19x19","director":{"id":1133095,"username":"My little pony","country":"hk","icon":"https://user-uploads.online-go.com/68bd25f1889b3bc6a39a8f05e4f17167-64.png","ratings":{"version":5,"overall":{"rating":929.3213912846254,"deviation":76.86369994639227,"volatility":0.060014291407671186}},"ranking":13.2199549750834,"professional":false,"ui_class":""},"description":"This is a 19x19 Go tournament.\n____________________________________________________________\n\nRules:\n1. No mirror go.\n2. No pauses.\n3. No cruse words like #!%&.\n4. Join my group ‘Tounnament Madness’.\n5. Have fun!\n\n____________________________________________________________\n\nNotes from clp202004 / Among us 9901 :\nAny rule breakers will be disqualified and reported.\n\nThere will be 1 lucky contestant that will get 5 extra points as soon as I remember.\n\nDon’t forget, have fun!","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","time_per_move":2419200,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":2419200},"is_open":true,"exclude_provisional":true,"group":{"id":343,"name":"Global Go Club","summary":"Open Go club for people anywhere","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":590,"icon":"https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png"},"auto_start_on_max":false,"time_start":"2023-02-22T13:00:00Z","players_start":7,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":11,"max_ranking":22,"analysis_enabled":true,"exclusivity":"open","started":"2023-02-22T13:00:41.961260Z","ended":null,"start_waiting":"2023-02-22T13:00:41.347009Z","board_size":19,"active_round":3,"icon":"https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png","player_count":43,"ranked":true},{"id":139601,"name":"19x19 Open D.E. Cup #171","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2026-04-26T21:05:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-26T08:54:33.038223Z","ended":null,"start_waiting":"2026-04-26T08:54:32.865549Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":129057,"name":"Correspondence Weekly McMahon 19x19 2025-06-07 17:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Site-wide Tournament","schedule":{"id":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260427T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-04-27T17:00:35.101949Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-05-04T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-06-07T17:00:41.005066Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-06-07T17:00:44.020553Z","ended":null,"start_waiting":"2025-06-07T17:00:41.961087Z","board_size":19,"active_round":3,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":39,"ranked":true},{"id":139602,"name":"9x9 Open D.E. Cup #235","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-05-03T19:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":null,"ended":null,"start_waiting":null,"board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":7,"ranked":true}]}